A gentle fermented ingredient that may help hydrate and soothe skin, but research is still early.
Irritation
low
Source
biotech
Beauty ingredient research
Browse the review database to understand what an ingredient is, what it does in a beauty formula, when it is useful, and when it deserves caution across skincare, haircare, bodycare, makeup, and more.
20769
Reviewed ingredients
524
Low-concern standouts
2884
Need usage caution
A gentle fermented ingredient that may help hydrate and soothe skin, but research is still early.
Irritation
low
Source
biotech
A gentle, multi-tasking ingredient that calms irritation and helps skin hold onto moisture — ideal for sensitive or stressed skin.
Irritation
low
Source
semi-synthetic
A gentle, plant-based powder that soothes and hydrates skin, similar to Aloe vera but with a slightly different nutrient profile.
Irritation
low
Source
natural
A sustainable, lab-grown aloe extract that soothes skin and fights free radicals without the variability of traditional aloe.
Irritation
low
Source
biotech
A gentle, plant-based powder that soothes and protects skin, but its benefits are less studied than traditional aloe leaf juice.
Irritation
low
Source
natural
Soothing Agent
Aloe Arborescens Leaf Extract, Pinus Densiflora Leaf Extract, Saccharomyces Ferment
A gentle fermented botanical blend that may help calm skin and provide antioxidant support, though research is limited.
Irritation
low
Source
natural
A gentle, plant-derived ingredient that may help calm irritation and support skin's natural repair processes, though human studies are limited.
Irritation
low
Source
natural
Aloe sprout extract is a gentle, antioxidant-rich ingredient that hydrates and soothes skin, but research on its specific benefits is still emerging.
Irritation
low
Source
natural
Aloe vera is a gentle, hydrating ingredient that can help calm irritated skin, but its benefits are often overstated in marketing.
Irritation
low
Source
natural
A gentle, lab-grown aloe extract that soothes and hydrates without the variability of traditional aloe.
Irritation
low
Source
biotech
A gentle, plant-derived water that may help calm skin and provide antioxidant benefits, though research is still emerging.
Irritation
low
Source
natural
Anemarrhena Root Extract is a gentle botanical with antioxidant and soothing potential, but human skin research is still limited.
Irritation
low
Source
natural
Aquamarine extract is a trendy mineral-rich ingredient that may offer soothing and hydrating benefits, but scientific evidence is limited.
Irritation
low
Source
natural
A lab-grown plant extract that may help calm skin and fight free radical damage, though human research is still limited.
Irritation
low
Source
biotech
Arnica flower water is a gentle, natural anti-inflammatory that can help calm redness and soothe irritated skin, but it is not a treatment for wounds or serious skin conditions.
Irritation
low
Source
natural
A gentle, antioxidant-rich oil from sweet wormwood that may help calm skin and fight environmental stress, though research is still emerging.
Irritation
low
Source
natural
A gentle, antioxidant-rich botanical water that helps calm irritation and provides light hydration, ideal for sensitive or reactive skin.
Irritation
low
Source
natural
A gentle, plant-derived oil with potential soothing and antioxidant benefits, though research on its cosmetic use is still limited.
Irritation
low
Source
natural
A gentle, biotech-derived yeast ferment that hydrates and soothes, ideal for sensitive and dry skin types.
Irritation
low
Source
biotech
A mild, aromatic floral water that offers gentle hydration and soothing benefits, ideal for sensitive or irritated skin.
Irritation
low
Source
natural
A gentle botanical extract with antioxidant and soothing potential, though human studies are limited.
Irritation
low
Source
natural
Skin conditioning
Bifida/Scutellaria Baicalensis Root Extract Ferment Lysate Extract Filtrate
A fermented probiotic-antioxidant hybrid that may help calm sensitive skin and reinforce the skin barrier over time.
Irritation
low
Source
biotech
Skin conditioning agent
Bifida Ferment Filtrate, Hydrolyzed Deer Antler Extract
A fermented probiotic and deer antler blend that may help calm and strengthen the skin barrier, but human research is limited.
Irritation
low
Source
mixed
Skin conditioning
Bifida/Panax Ginseng Root Cell Culture Extract Ferment Filtrate
A gentle, fermented blend that may help strengthen the skin barrier and calm sensitivity, but research is still emerging.
Irritation
low
Source
biotech
A mild, antioxidant-rich botanical water that can help soothe and refresh the skin without irritation.
Irritation
low
Source
natural
A mild, fragrant floral water that can add a touch of soothing refreshment to skincare, but its benefits are largely anecdotal and not backed by strong research.
Irritation
low
Source
natural
A gentle, aromatic water that may help calm skin and provide mild antioxidant benefits, but research is limited.
Irritation
low
Source
natural
A gentle, plant-based ingredient that helps calm redness and provides antioxidant protection, though research is still early.
Irritation
low
Source
natural
A gentle, water-based extract of frankincense resin that helps calm skin and provides antioxidant protection.
Irritation
low
Source
natural
A mineral-rich seaweed extract that hydrates and soothes skin, generally safe for most skin types.
Irritation
low
Source
natural
Burdock root powder is a gentle, plant-based ingredient that may help calm irritated skin and provide antioxidant protection.
Irritation
low
Source
natural
A mild, plant-derived water that may help calm irritated skin and provide antioxidant protection, but research is limited.
Irritation
low
Source
natural
Cabbage leaf water is a gentle, hydrating ingredient that may help soothe the skin, but research on its specific benefits is still emerging.
Irritation
low
Source
natural
Calamine is a gentle, time-tested ingredient that helps calm irritated skin and absorb excess oil, making it a good choice for sensitive or breakout-prone skin.
Irritation
low
Source
natural
A gentle, time-tested botanical that helps calm irritated skin and supports a healthy-looking complexion.
Irritation
low
Source
natural
A mild, soothing botanical water that can help calm irritated or sensitive skin without stripping moisture.
Irritation
low
Source
natural
A gentle, plant-derived juice that helps calm irritated skin and provides antioxidant protection without clogging pores.
Irritation
low
Source
natural
A gentle, plant-derived ingredient that may help calm skin and fight free radicals, but research is still early.
Irritation
low
Source
natural
A gentle, antioxidant-rich water alternative that soothes and protects skin without stripping it.
Irritation
low
Source
natural
A gentle, aromatic water from the camphor tree that may offer mild soothing benefits, but lacks strong clinical evidence for skincare claims.
Irritation
low
Source
natural
A gentler, glucoside-bound version of chili pepper's active compound, used to promote a warm, tingling sensation and support microcirculation in skincare.
Irritation
moderate
Source
semi-synthetic
Carrot water is a gentle, antioxidant-rich hydrosol that can soothe and lightly condition skin, but it is not a substitute for concentrated carrot seed oil or beta-carotene serums.
Irritation
low
Source
natural
A gentle, plant-based duo that helps calm irritation and supports skin barrier repair without clogging pores.
Irritation
low
Source
natural
A lab-grown version of the classic soothing herb, offering consistent potency and eco-friendly sourcing.
Irritation
low
Source
biotech
A gentle, lab-grown version of Centella asiatica that helps calm irritation and protect skin from environmental stress.
Irritation
low
Source
biotech
A gentle, hydrating base ingredient that soothes irritation and supports skin barrier health, ideal for sensitive or reactive skin.
Irritation
low
Source
natural
A gentle, biotech-derived ingredient that harnesses the power of Centella asiatica stem cells to calm and protect the skin.
Irritation
low
Source
biotech
A gentle, plant-based powder that helps calm irritated skin and supports a healthy skin barrier, but its effectiveness depends on the specific active compounds present.
Irritation
low
Source
natural
Chamomile extract is a time-tested, gentle soother for sensitive or irritated skin, but those with ragweed allergies should patch test first.
Irritation
low
Source
natural
A gentle, time-tested botanical that helps calm irritated skin and reduce redness, ideal for sensitive or reactive skin types.
Irritation
low
Source
natural
Chamomile flower juice is a gentle, natural soother for sensitive or irritated skin, but its effectiveness depends on the concentration and formulation.
Irritation
low
Source
natural
A mild, plant-derived water that can help calm sensitive or irritated skin, but its benefits are subtle and not a substitute for targeted treatments.
Irritation
low
Source
natural
A gentle, plant-based ingredient that helps calm redness and irritation, suitable for most skin types including sensitive skin.
Irritation
low
Source
natural
A gentle, lightly fragrant floral water that adds a touch of soothing hydration and a pleasant scent to skincare products.
Irritation
low
Source
natural
A mild, antioxidant-rich floral water that can soothe and protect skin, but research on its specific benefits is still limited.
Irritation
low
Source
natural
A fern-derived oil with potential soothing and antioxidant benefits, but research is limited and it is not widely studied in modern skincare.
Irritation
low
Source
natural
Antioxidant
CITRUS UNSHIU PEEL/(ANGELICA GIGAS/ASTRAGALUS MEMBRANACEUS/ATRACTYLODES MACROCEPHALA/LICORICE/PAEONIA LACTIFLORA/PANAX GINSENG/REHMANNIA ROOT)/PORIA COCOS EXTRACT
A complex blend of citrus, medicinal herbs, and mushroom that may offer antioxidant and soothing benefits, but individual ingredient concentrations are unknown.
Irritation
low
Source
natural
Clary Sage Hydrosol is a mild, aromatic water that can help soothe and balance the skin, but its benefits are largely anecdotal and based on traditional use.
Irritation
low
Source
natural
Copaiba oil is a gentle, plant-based ingredient that helps calm redness and support a balanced skin barrier without clogging pores.
Irritation
low
Source
natural
A mild, soothing floral water that can help calm irritated or sensitive skin, but its benefits are subtle and not a substitute for targeted treatments.
Irritation
low
Source
natural